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Remove some errors that crept in. No functionality change. 

llvm-svn: 60403
This commit is contained in:
Bill Wendling 2008-12-02 06:24:20 +00:00
parent 790b4bf9a9
commit 87beb9b909
1 changed files with 4 additions and 3 deletions
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7
llvm/lib/Transforms/Scalar/InstructionCombining.cpp
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@ -4437,13 +4437,14 @@ Instruction *InstCombiner::FoldOrWithConstants(BinaryOperator &I, Value *Op,
ConstantInt *CI1 = dyn_cast<ConstantInt>(C);
if (!CI1) return 0;
Value *V1 = 0, *C2 = 0;
if (!match(Op, m_And(m_Value(V1), m_ConstantInt(C2)))) return 0;
Value *V1 = 0;
ConstantInt *CI2 = 0;
if (!match(Op, m_And(m_Value(V1), m_ConstantInt(CI2)))) return 0;
APInt Xor = CI1->getValue() ^ CI2->getValue();
if (!Xor.isAllOnesValue()) return 0;
if (V1 == A || V1 == B)
if (V1 == A || V1 == B) {
Instruction *NewOp =
InsertNewInstBefore(BinaryOperator::CreateAnd((V1 == A) ? B : A, CI1), I);
return BinaryOperator::CreateOr(NewOp, V1);